Supplementary material to our publication: Adolph, D. & Alpers, G.W. (2010). Valence and Arosual: A comparison of two sets of Emotional Facial Expressions. Amer J Psychol, 123: 209-219. Supplementary material in MADATA contains: Table 1: Valence and Arousal Ratings in response to Nim-Stim pics (Tottenham, N., Tanaka, J. W., Leon, A. C., McCarry, T., Nurse, M., Hare, T. A., Marcus, D. J., Westerlund, A., Casey, B. J., & Nelson, C. (2009). The NimStim set of facial expressions: Judgments from untrained research participants. Psychiatry Research, 168, 242-249.);  Means (+ SD) of Valence and Arousal Ratings. Table 2: Valence and Arousal Ratings in response to KDEF pics (Lundqvist, D., Flykt, A., & Öhman, A. (1998). Karolinska Directed Emotional Faces. Stockholm, Sweden: Department of Neurosciences, Karolinska Hospital); Means (+ SD) of Valence and Arousal Ratings.